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The sudden _____________ of the jewels was a complete mystery.
We were astonished when the magician ___________.
I cannot ___________ any perceivable difference between the two products.
The wildlife was _________ by humans building nearby.
I have _________ my door key again.
He _____________ the teacher's instructions.
The birds were ________ from the cage and they flew high into the sky.
The story ________ untold for years.
I was _______ when the snow melted.
We have had an _______ amount of rain this month.